German Energy Corporation
Transformation Core Finance Systems in one of Europe's largest SAP S/4HANA projects in challenging regulatory environment
Project Type
Group-wide SAP S/4HANA transformation with more than 40,000 users. Responsibility for cutover planning for the go-live in multiple rollout waves of approx. 300 business units in 19 go-live clusters in an international environment.
Project Duration
09/2020 – 01/2024
Industry
Energy
Project Language
English, German
Countries
Germany, Italy, Poland, Croatia, Romania, Netherlands
Role
Cutover Manager
Scope & Complexity
Cutover planning and management for 19 rollout clusters with approx. 300 companies. Management of the parallel go-live of up to seven SAP S/4HANA rollout clusters with up to 120 business units across different business areas and countries. Coordination of more than 10,000 individual measures, including migration of master and transactional data, integration of peripheral systems, ensuring data quality, and business process transition. Leadership and coordination of international project teams, organization of dress rehearsals and go-live management. Transformation across the business areas Record to Report, Accounting Subledger, Controlling, Procurement, Maintenance & Service.
Concept & Methodology
Development and implementation of a comprehensive cutover and migration concept from piloting to scaling the approach with clear action guidelines, communication strategies, and daily reporting. Ensuring compliance with regulatory requirements and technical as well as functional validation in close coordination with auditors and business departments. Scaling and stabilization of the pilot go-live approach. Risk reduction through detailed time planning, targeted distribution of cutover activities, and coordinated transition processes. Transparent communication and consistent implementation for maximum business readiness. Regular status reports, resource planning, and close coordination with all relevant stakeholders. Handover of proven concepts and plans to the client for the SAP-S/4HANA-rollout to an additional 200 companies.
Client Testimonial
"The professional planning and management of the cutover activities not only enabled the successful go-live of 300 companies, but also provided us with proven concepts and plans for further rollouts. The transparent approach and close coordination with all stakeholders were exemplary."
Undisclosed
Project Manager of one of Europe's largest S/4HANA Greenfield transformation programs
Rainer Hentschel
Enterprise AI & SAP Transformation Lead
With 17 years of experience, I lead your international SAP or Enterprise AI project to success – as project manager, program manager, or workstream lead. I bridge business and IT and guide critical projects to a controlled go-live through rigorous test and cutover management. I apply the same discipline to AI initiatives: with AI coding agents, test automation, LLM evals and guardrails – from pilot to production.